Lens



FIG. 1 is a perspective view of a lens showing our new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left-side, elevational view thereof.

FIG. 5 is a right-side, elevational view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a cross-sectional view thereof, taken along lines 8-8 of FIG.6.

CLAIM The ornamental design for a lens, as shown and described.